The American Defense Trijicon MRO LW Quick-Release Co-Witness Mount pairs a proven red dot optic platform with a lightweight, user-friendly mounting solution built for modern tactical rifles and duty guns. If you're running a Trijicon Miniature Rifle Optic and want a low-profile mount that doesn't compromise on durability or ease of use, this American Defense design cuts 20% off the weight compared to standard mounts while keeping your sight picture clean and unobstructed for better situational awareness downrange.

Built from 6061 T6 aluminum and finished in hard coat anodized protection, this mount is engineered to take the punishment. The real standout is the patented QD Auto Lock Lever system—it locks up tight on both spec and out-of-spec Picatinny rails without fussy tools. Field adjust with your finger or a flatblade screwdriver, and configure the lever to engage from the front or rear depending on your rail setup. The superior clamping surface ensures rock-solid rail contact so your zero stays put.

Whether you're building a home-defense carbine, a duty rifle, or a compact patrol gun, this co-witness mount lets you keep iron sights in play while keeping the MRO in the fight. Fast on, fast off, and trust-worthy when it counts.

Key Features

• Lightweight design—20% weight reduction vs. traditional mounts
• Patented QD Auto Lock Lever system for rapid attachment and removal
• Accommodates both in-spec and out-of-spec Picatinny rail systems
• 6061 T6 aluminum construction with hard coat anodized finish (Mil-Spec T3)
• Finger or flatblade-adjustable—no proprietary tools required
• Lever can be positioned to lock forward or rearward
• Superior clamping surface for reliable rail engagement
• Co-witness configuration maintains sight picture clarity

Specifications

Brand	American Defense
Optic Compatibility	Trijicon MRO (Miniature Rifle Optic)
Mount Type	Quick-Release (Picatinny)
Material	6061 T6 Aluminum
Finish	Hard Coat Anodized (Mil-Spec T3)
Quick-Detach System	Patented Auto Lock Lever
Adjustment	Finger or flat-blade screwdriver
Lever Position	Configurable (front or rear lock)

Frequently Asked Questions

Will this mount work with my Trijicon MRO?

Yes—this mount is specifically designed for the Trijicon Miniature Rifle Optic. Make sure you have the standard MRO model to ensure proper fitment.

Does it work on out-of-spec rails, or only standard Picatinny?

The patented QD Auto Lock Lever accommodates both in-spec and out-of-spec rail systems, so it adapts to real-world variation in rail tolerances.

Do I need special tools to mount it or adjust it?

No. The lever can be adjusted with just your finger or a standard flat-blade screwdriver—no proprietary tools required for field work.

Can I position the quick-release lever in different locations?

Yes. The lever can be configured to lock to either the front or rear, so you can orient it based on your rail setup and shooting style.